blueberryPronunciation: /ˈbluːb(ə)ri/Translate blueberry | into French | into Italian | into Spanish Definition of blueberry noun (plural blueberries) 1a small sweet blue-black edible berry which grows in clusters on North American shrubs related to the bilberry. 2one of the dwarf shrubs that produces blueberries, some kinds being cultivated for their fruit or as ornamentals. Genus Vaccinium, family Ericaceae: several species blueberry in other Oxford dictionaries Definition of blueberry in the US English dictionary